kotovalexarian-likes-github/ruby--ruby
1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
Code Releases Activity

cont.c: host out context setup

Browse source 
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63355 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2018-05-08 00:01:16 +00:00
parent 3dd6c0d30c
commit f5f218f7c2
1 changed files with 13 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

19
cont.c
View file

@ -141,6 +141,18 @@ enum fiber_status {
#define FIBER_TERMINATED_P(fib) ((fib)->status == FIBER_TERMINATED)
#define FIBER_RUNNABLE_P(fib) (FIBER_CREATED_P(fib) || FIBER_SUSPENDED_P(fib))
#if FIBER_USE_NATIVE && !defined(_WIN32)
static inline void
fiber_context_create(ucontext_t *context, void (*func)(void *), void *arg, void *ptr, size_t size)
{
getcontext(context);
context->uc_link = NULL;
context->uc_stack.ss_sp = ptr;
context->uc_stack.ss_size = size;
makecontext(context, func, 0);
}
#endif
#if FIBER_USE_NATIVE && !defined(_WIN32)
#define MAX_MACHINE_STACK_CACHE 10
static int machine_stack_cache_index = 0;
@ -838,18 +850,13 @@ fiber_initialize_machine_stack_context(rb_fiber_t *fib, size_t size)
}
sec->machine.stack_maxsize = size;
#else /* not WIN32 */
ucontext_t *context = &fib->context;
char *ptr;
STACK_GROW_DIR_DETECTION;
getcontext(context);
ptr = fiber_machine_stack_alloc(size);
context->uc_link = NULL;
context->uc_stack.ss_sp = ptr;
context->uc_stack.ss_size = size;
fib->ss_sp = ptr;
fib->ss_size = size;
makecontext(context, fiber_entry, 0);
fiber_context_create(&fib->context, fiber_entry, NULL, fib->ss_sp, fib->ss_size);
sec->machine.stack_start = (VALUE*)(ptr + STACK_DIR_UPPER(0, size));
sec->machine.stack_maxsize = size - RB_PAGE_SIZE;
#endif